The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 28, 2023
Filed:
Dec. 21, 2020
Applicant:
Fanuc Corporation, Minamitsuru-gun, JP;
Inventors:
Daishi Gotou, Yamanashi-ken, JP;
Masaya Tateda, Yamanashi-ken, JP;
Assignee:
FANUC CORPORATION, Yamanashi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 5/01 (2006.01); H04B 17/18 (2015.01); H04L 7/00 (2006.01); H02P 23/00 (2016.01);
U.S. Cl.
CPC ...
H04B 17/18 (2015.01); H02P 23/00 (2013.01); H04L 7/0008 (2013.01);
Abstract
A monitoring device includes: an acquisition unit for acquiring a clock signal output from a communication circuit that outputs the clock signal; and a monitoring unit for analyzing the waveform of the clock signal acquired by the acquisition unit, based on a predetermined reference clock signal having a period equal to or shorter than a period of the clock signal to thereby determine whether or not there is a sign of malfunction in the communication circuit.